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<title>无标题文档</title>
<script type="text/javascript">
	var shuiguo = ['苹果','橘子','香蕉','梨','西瓜','椰子'];
	// alert(shuiguo.length);
	// 向数组最后面追加元素
	// shuiguo[shuiguo.length] = '榴莲';
	// shuiguo[shuiguo.length] = '火龙果';
	// document.write(shuiguo);

	shuiguo[8] = '火龙果';
	alert(shuiguo.length);
</script>
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